WE HAVEN"T WRITTEN TO EACH OTHER FOR TWO MONTHS.THEY COULDN...
Câu 49.
We haven"t written to each other for two months.
They couldn"t help __________ when they heard the
A. It is two months that we wrote to each other.
little boy singing a love song.
B. It is two months since we wrote together.
A. laughing B. to laugh
C. laugh
D. laughed